Electrical installation
91
Motor connection – Frame R8i with option +E202 but without +H359
Output busbars
The motor cables are to be connected to the output busbars behind the inverter
module. For the location and dimensions of the busbars, see chapter Dimensions.
Connection diagram
Connection procedure
WARNING! Obey the safety instructions when you handle the heavy module! See
section Power module replacement (Frame R8i and up) on page 127. Ignoring these
instructions can cause physical injury or death, or damage to the equipment.
1. Extract the inverter module from the cubicle as described in section Extracting the
module from the cubicle on page 128.
2. Lead the cables into the cabinet at the inverter module. Make the 360° earthing
arrangement at the cable entry as shown below.
4. Cut the cables to suitable length.
5. Strip the cables and conductors.
6. Connect the cables as follows:
• Twist the cable shields into bundles and connect to cabinet PE (ground) busbar.
Connect any separate ground conductors or cables to cabinet PE (ground)
busbar.
• Connect the phase conductors to the output power terminals (U2, V2, W2). For
the tightening torques, see chapter Technical data.
To Next Page
Loading...
